Audio speaker



FIG. 1 is a front, top left hand perspective side of an audio speaker embodying our new design;

FIG. 2 is front elevation view of the audio speaker of FIG. 1;

FIG. 3 is rear elevation view of the audio speaker of FIG. 1;

FIG. 4 is a top plan view of the audio speaker of FIG. 1;

FIG. 5 is a bottom plan view of the audio speaker of FIG. 1;

FIG. 6 is left side elevation view of the audio speaker of FIG. 1; and,

FIG. 7 is right side elevation view of the audio speaker of FIG. 1.

Broken lines are included for the purpose of showing unclaimed portions of the audio speaker. 

CLAIM The ornamental design for an audio speaker, substantially as shown and described. 